209834105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{78737}}^1$

素因数の和:78796

約数の個数: 16

約数和(自身を含む): 277787664

約数和(自身を除く): 67953559

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 78737, 393685, 1023581, 3228217, 5117905, 16141085, 41966821, 209834105]

約数ペア:

[(1, 209834105), (5, 41966821), (13, 16141085), (41, 5117905), (65, 3228217), (205, 1023581), (533, 393685), (2665, 78737)]